CVE-2021-42373

NameCVE-2021-42373
DescriptionA NULL pointer dereference in Busybox's man applet leads to denial of service when a section name is supplied but no page argument is given
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitylow
Debian Bugs999567

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
busybox (PTS)stretch1:1.22.0-19vulnerable
stretch (security)1:1.22.0-19+deb9u2vulnerable
buster1:1.30.1-4vulnerable
bullseye1:1.30.1-6vulnerable
bookworm, sid1:1.30.1-7vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
busyboxsource(unstable)(unfixed)unimportant999567

Notes

https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
Crash in CLI tool, no security impact

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